Title: OCR Document
Author: Readiris
Last saved by: mr. sandoz
Company: I.R.I.S.

Physical Science
Name ____________________		Vocabulary 
Ch 16
Define the following Key Science Words.

a.	balanced chemical equation

b.	catalyst

c.	chemical reaction 

d.	chlorofluoro carbon (CFC)

e.	coefficient

f.	decomposition reaction

g.	double displacement reaction

h.	endothermic reaction

i.	exothermic reaction

j.	inhibitor

k.	precipitate

l.	product 

m.	m.reactant

n.	singledisplacement reaction

o.	synthesis reaction

Reviewing Vocabulary

Match each phrase with the correct term from the list of Key Science Words.

________ 1. energy is given off
________ 2. has same number of atoms on both sides 
________ 3. energy is absorbed
________ 4. an element replaces another in a compound 
________ 5. prevents a reaction
________ 6. substance breaks down into simpler substances
________ 7. two ionic compounds react to form a precipitate, water, or a gas
________ 8. two or more substances combine
________ 9. compound that contains chlorine, fluorine, and carbon
________10. well-defined example of chemical change